Rick takes a trip down the rabbit hole after a seller hops in with a first edition of "Alice's Adventures in Wonderland." Will it make Rick grin like the Cheshire Cat, or drive him mad?

The biggest and scariest beasts are actually a lot closer to us than we think. From a mythical monster that turns out to be real, to one of the deadliest prehistoric animals on the planet — these startling discoveries shock and terrify the world.

From a Chinese curse that turns out to be real, to mysterious island in Central Asia with enough pathogens to kill the entire global population several times over...we uncover some of the world's most dangerous and deadly accidental discoveries.

There are mysterious ancient stones shaped into perfect spheres. Many of them show clear evidence of being manmade and some completely defy explanation. Could the mystery of the stone spheres provide clues about humankind's alien past?

Rick, Corey, and Chum are ready to wrangle some wild deals in the Lone Star State. Along the way, the guys test-drive a 1968 Buick Riviera, become riveted by a blacksmith's anvil collection, and meet up with NFL legend, Emmitt Smith.

Every major civilisation believed in curses, and their power to inflict harm on the unsuspecting. People are still afraid of walking into a cursed place or touching a reportedly-cursed object. If curses are real, what brings them into existence?

A seller Super Bowl Shuffles into the shop with merchandise signed by Da Bears. Chum strikes a jumpman pose as he checks out a bronze Michael Jordan statue. Corey says hello to his little friend--a replica 1963 Cadillac from the movie "Scarface."

Rick takes a trip down the rabbit hole after a seller hops in with a first edition of "Alice's Adventures in Wonderland." Will it make Rick grin like the Cheshire Cat, or drive him mad?

It is humankind's most profound achievement: blasting off into the stars. But is it possible that our voyages into the cosmos are really a return to our true origins? And if so, will we encounter space travellers from other worlds?

The biggest and scariest beasts are actually a lot closer to us than we think. From a mythical monster that turns out to be real, to one of the deadliest prehistoric animals on the planet — these startling discoveries shock and terrify the world.

From a Chinese curse that turns out to be real, to mysterious island in Central Asia with enough pathogens to kill the entire global population several times over...we uncover some of the world's most dangerous and deadly accidental discoveries.

There are mysterious ancient stones shaped into perfect spheres. Many of them show clear evidence of being manmade and some completely defy explanation. Could the mystery of the stone spheres provide clues about humankind's alien past?

Rick, Corey, and Chum are ready to wrangle some wild deals in the Lone Star State. Along the way, the guys test-drive a 1968 Buick Riviera, become riveted by a blacksmith's anvil collection, and meet up with NFL legend, Emmitt Smith.

As the team makes exciting discoveries on Lot 8 and in the Money Pit area, new research draws another link between the Oak Island mystery and the Knights Templar.

Every major civilisation believed in curses, and their power to inflict harm on the unsuspecting. People are still afraid of walking into a cursed place or touching a reportedly-cursed object. If curses are real, what brings them into existence?

A seller Super Bowl Shuffles into the shop with merchandise signed by Da Bears. Chum strikes a jumpman pose as he checks out a bronze Michael Jordan statue. Corey says hello to his little friend--a replica 1963 Cadillac from the movie "Scarface."

Rick takes a trip down the rabbit hole after a seller hops in with a first edition of "Alice's Adventures in Wonderland." Will it make Rick grin like the Cheshire Cat, or drive him mad?

It is humankind's most profound achievement: blasting off into the stars. But is it possible that our voyages into the cosmos are really a return to our true origins? And if so, will we encounter space travellers from other worlds?

The biggest and scariest beasts are actually a lot closer to us than we think. From a mythical monster that turns out to be real, to one of the deadliest prehistoric animals on the planet — these startling discoveries shock and terrify the world.

From a Chinese curse that turns out to be real, to mysterious island in Central Asia with enough pathogens to kill the entire global population several times over...we uncover some of the world's most dangerous and deadly accidental discoveries.

Did a couple in Colorado spot Bigfoot from the window of a moving train? Are the spirits of soldiers still haunting the most famous Civil War battleground? Did a sheep farmer capture footage of a legendary Icelandic lake monster?

After finding evidence of ancient man-made workings in the swamp, the team makes a shocking revelation on Lot 8.

The world is full of stunning displays of natural phenomena that are so spectacular and, at times, so strange they defy conventional wisdom. Can science explain Earth's mysteries? Or does human knowledge of the Earth only scratch the surface?

When a seller whips into the shop with an "Energy Dome" hat made for the band DEVO, will Rick's offer top the charts? And later, Rick's intrigued by a signed George Washington letter. But will the asking price cause him to start a rebellion?

Corey finds out if the force is with him when a seller brings two Star Wars Lego minifigures. Can he "C" his way to a deal, or will he run into a brick wall? Rick tries not to pop with excitement when he checks out a Jeff Koons Balloon Dog statue.

In the 20th century, pioneering scientists, journalists and investigators defied convention and began documenting UFOs. Now, with new UFO accounts coming to light, will their work finally culminate in undeniable proof of extraterrestrial visitation?

Based solely on Charles Darwin's Theory of Evolution, the rapid development of modern humans seems impossible without a 'missing link.' Could this link involve extraterrestrial intervention?

Beneath our feet lie hidden ancient tunnels, sacred caves, and shadowy passages into a world of darkness shaped by nature, carved by man, and steeped in myth. Are these underground realms mere remnants of the past or do they guard secrets?

Rick, Corey, and Chum are fishin' for big deals in the Sunshine State! Between beach days and dinner with WWE superstar Titus O'Neil, the gang is casting a wide net in St. Petersburg, Florida.

After finding evidence of ancient man-made workings in the swamp, the team makes a shocking revelation on Lot 8.

The world is full of stunning displays of natural phenomena that are so spectacular and, at times, so strange they defy conventional wisdom. Can science explain Earth's mysteries? Or does human knowledge of the Earth only scratch the surface?

When a seller whips into the shop with an "Energy Dome" hat made for the band DEVO, will Rick's offer top the charts? And later, Rick's intrigued by a signed George Washington letter. But will the asking price cause him to start a rebellion?